One Pair Marcoliani Women's ExtraFine Merino Knee High Italian Dress Socks 80% ExtraFine Merino Wool/20% Nylon ExtraFine Merino wool - totally non-scratchy-with a bit of nylon for comfort and durability U.S. Orders over $66 Ship Free UPS/FedEx Ground - Orders received by Noon EST ship same day Machine wash - Comfortably fits shoe sizes 7 through 10.5 Merino is so much more comfortable than cotton and wicks perspiration away from the foot Marcoliani-the challenger that overthrew Pantherella